Answer:
12
Step-by-step explanation:
Answer:
(2, -1, 1)
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Answer:
2628.15
Step-by-step explanation:
1909.15+ 1437.99/2=2628.15
Answer:
2
Step-by-step explanation:
1/2+1/3+1/4 - 0.9
0.9 = 9/10
So, 1/2+1/3+1/4+9/10
The LCD is 60:
30/60+20/60+15/60+54/60 = 120/60
120/60 = 2
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A.) All parallelograms are trapezoids